13459915

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 19440000

約数和(自身を除く): 5980085

約数列:

[1, 5, 7, 29, 35, 89, 145, 149, 203, 445, 623, 745, 1015, 1043, 2581, 3115, 4321, 5215, 12905, 13261, 18067, 21605, 30247, 66305, 90335, 92827, 151235, 384569, 464135, 1922845, 2691983, 13459915]

約数ペア:

[(1, 13459915), (5, 2691983), (7, 1922845), (29, 464135), (35, 384569), (89, 151235), (145, 92827), (149, 90335), (203, 66305), (445, 30247), (623, 21605), (745, 18067), (1015, 13261), (1043, 12905), (2581, 5215), (3115, 4321)]